CartCoders is a Shopify-focused agency that plans, builds, and supports high-performing eCommerce stores. We handle store setup, custom theme design, UX upgrades, Shopify Plus builds, headless storefronts (Next.js), mobile apps, marketplace projects, and long-term maintenance. Our development team creates public and private Shopify apps, checkout extensions, and deep integrations. We connect Shopify with Odoo, NetSuite, SAP, Microsoft Dynamics, Salesforce, 3PLs, payment gateways, shipping carriers, PIM/OMS, and marketing tools like Klaviyo. Services also cover data-safe migrations from Magento, WooCommerce, BigCommerce, Wix, and WordPress, plus audits, speed and performance fixes, accessibility checks, SEO, CRO, analytics setup, and QA/testing. For flexible delivery, we offer fixed-scope projects, dedicated developers, staff augmentation, and white-label partnerships for agencies. Beyond services, CartCoders ships ready-to-use Shopify apps, including AI Fit Finder (size guidance), Accessibility Assistant (ADA/WCAG aids), and Wholesale Price tools for tiered pricing. From first concept to daily operations, CartCoders brings clear communication, reliable engineering, and steady growth support for D2C and B2B brands across fashion, furniture, beauty, automotive, and more.